42432120312222 has 16 divisors (see below), whose sum is σ = 84864936385152. Its totient is φ = 14143924143960.

The previous prime is 42432120312217. The next prime is 42432120312277. The reversal of 42432120312222 is 22221302123424.

It is a self number, because there is not a number n which added to its sum of digits gives 42432120312222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28195528 + ... + 29662299.

It is an arithmetic number, because the mean of its divisors is an integer number (5304058524072).

Almost surely, 2^{42432120312222} is an apocalyptic number.

42432120312222 is an abundant number, since it is smaller than the sum of its proper divisors (42432816072930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42432120312222 is a wasteful number, since it uses less digits than its factorization.

42432120312222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57980063.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 42432120312222 its reverse (22221302123424), we get a palindrome (64653422435646).

The spelling of 42432120312222 in words is "forty-two trillion, four hundred thirty-two billion, one hundred twenty million, three hundred twelve thousand, two hundred twenty-two".